Will is Cause a Rash? (Chronic) Have Been Using for 2 Years?

Although allergy is possible it is very uncommon from injectable neurotoxins such as Botox or Dysport, if you have developed a rash after a treatment you should follow up with your cosmetic surgeon.

Thank you for your question. If the question is relating to the injectables, Botox or Dysport should not cause a rash if you have been having treatments for the past 2 years. Rashes can be due to an allergic reaction to the product. Both products are very similar with very similar results and side effects, but these results can vary person to person. Be certain to be under the supervision of a board certified dermatologist or plastic surgeon with expertise in injectables for an evaluation... more

I have never seen Dysport cause a rash of any kind, so I would say that it is unlikely that it would be the cause of your rash. I would recommend seeing a dermatologist to have your rash evaluated and hopefully find the cause.